package com.itheima.service.impl;

import com.itheima.service.UserService;

public class UserServiceImpl implements UserService {
    //前置后置
    public void save() {
        System.out.println("UserServiceImpl save .......");
    }

    //异常
    public void findAll() {
        System.out.println("UserServiceImpl    findAll.......");
//        int i = 1/0;
    }

    //最终
    public void update() {
        System.out.println("UserServiceImpl    update.......");
    }
}
